Dvd Adjustment - Pioneer AVIC-N2 Service Manual

5

6.2 DVD ADJUSTMENT

1) Precautions
This product uses 5V and 3.3V as standard voltages.
The electrical potential that is the reference for signals,
is not GND, but
.
During product adjustments, if the reference voltage is
mistakenly taken as GND,
made, not only it
accurate
would malfunction, resulting in the application of a
strong impact on the pick up. The
ary measures
The reference voltage and GND should not be confused
when using the minus probe of a measurement device.
When an is being used special care should
be
connected to the
to GND. Further, the body frame of most mea-
surement have the same
surement device should be set to floating ground.
5
6
2.2V) and VHALF
a grounding contact is
to the
also the
precaution-
adhered to, in order to
the reference is not
of ch1 (on the minus side),
as
(Additional Information)
IP-BUS slave unit (i.e. Multi-CD changer) test mode starting procedure.
• To enter the test mode
While pressing the SOURCE and ANGLE- keys at the same time, reset.
Key Assign table
•
AVIC-N2/XU/UC or AVIC-X1R/XU//EW
UP
DOWN
LEFT
RIGHT
BAND
REAR
WIDE
ENT
ANGLE-
ANGLE+
EQ
* Refer to service manual for adjustment of the slave unit.
AVIC-N2/XU/UC
6
7
If the r voltage is
take, the regulator OFF i
F.
• Remove the filters and wires used for measurements
• After the power supply is turned on,
adjustment and measurement are promptly
done.
•
will not take any protective
special
mechanical or
• the
no other
pressed until the disk eject action has
ed.
• Press the EJECT key only after the disk has stopped
.
• If the product hangs up turn the power OFF immedi-
ately.
• didoes may be damaged, if the volume switch for
-
Attention)
• Test mode starting procedure
Please select "MS3 check" (page 230) to start test mode.
7
8
to GND by mis-
, or turn the
.
ON the
For reason,
be to m
shock could be applied to the
key is pressed to eject the disk,
,
complet-
MAIN UNIT KEY (6 keys type)
UP
DOWN
LEFT
RIGHT
BAND
1
2
3
4
5
6
8
A
e
no
B
be
C
D
E
F
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